Football flask



FIG. 1 is a front and right perspective view of a first embodiment of a football flask;

FIG. 2 is a first front and right perspective view of a main body and cap thereof;

FIG. 3 is a second front and right perspective view of a main body and cap thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left view thereof;

FIG. 7 is a right view thereof; and,

FIG. 8 is an exploded perspective view thereof.

The broken lines in the drawings showing portions of the football flask are included for the purpose of illustrating environmental structure and form no part of the claimed design. 

CLAIM The ornamental design for a football flask, as shown and described. 